X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=configure.ac;h=8f4ca63ba084f9c4e6341bf409caa1a4be5d8f94;hb=9a60b3bb395dd0034b6a893949a807ddb3740ab6;hp=e5eb13a9ada57ffbfa7426469005cb4207593709;hpb=d0b91eae59319ab2756d0d43b9cb15eb9cd3c234;p=pspp

diff --git a/configure.ac b/configure.ac
index e5eb13a9ad..8f4ca63ba0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
 
 dnl Initialize.
 AC_PREREQ(2.63)
-AC_INIT([GNU PSPP], [0.7.3], [bug-gnu-pspp@gnu.org], [pspp])
+AC_INIT([GNU PSPP], [0.7.4], [bug-gnu-pspp@gnu.org], [pspp])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_TESTDIR([tests])
 AM_INIT_AUTOMAKE
@@ -126,18 +126,55 @@ if test x"$with_libpq" != x"no" ; then
 fi
 AM_CONDITIONAL(PSQL_SUPPORT, test -n "$PG_CONFIG")
 
-dnl Checks needed for Gnumeric reader
-gnm_support=yes;
-PKG_CHECK_MODULES(LIBXML2, libxml-2.0,,
-			   [PSPP_OPTIONAL_PREREQ([libxml2]); gnm_support=no;]);
-AC_SEARCH_LIBS(gzopen,z,,[PSPP_OPTIONAL_PREREQ([zlib]); gnm_support=no;])
-AC_CHECK_HEADERS(zlib.h,,[PSPP_OPTIONAL_PREREQ([zlib]); gnm_support=no;])
+dnl Check for libxml2
+PKG_CHECK_MODULES(
+  [LIBXML2], [libxml-2.0], 
+  [HAVE_LIBXML2=yes],
+  [HAVE_LIBXML2=no
+   PSPP_OPTIONAL_PREREQ([libxml2])])
+
+dnl Check for zlib.
+AC_SEARCH_LIBS(
+  [gzopen], [z],
+  [HAVE_ZLIB=yes],
+  [HAVE_ZLIB=no
+   PSPP_OPTIONAL_PREREQ([zlib])])
+AC_CHECK_HEADERS(
+  [zlib.h], 
+  [],
+  [HAVE_ZLIB=no
+   PSPP_OPTIONAL_PREREQ([zlib])])
+
+dnl Avoid interference between zlib's crc32() function and gnulib's
+dnl crc32() function, which have different signatures.  PSPP calls
+dnl only gnulib's crc32() directly, but it calls zlib's crc32()
+dnl indirectly through other zlib calls.  If we don't rename gnulib's
+dnl crc32(), then zlib will call gnulib's version instead of its own,
+dnl causing failures.  (This can happen even if zlib isn't detected
+dnl directly, because other libraries that PSPP uses, e.g. libpng,
+dnl sometimes use zlib themselves.)
+AC_DEFINE(
+  [crc32], [gl_crc32],
+  [Avoid making zlib call gnulib's crc32() instead of its own.])
+
+dnl Gnumeric support requires libxml2 and zlib.
+if test $HAVE_LIBXML2 = yes && test $HAVE_ZLIB = yes; then
+  GNM_SUPPORT=yes
+  AC_DEFINE(
+    [GNM_SUPPORT], [1],
+    [Define to 1 if building in support for reading Gnumeric files.])
+else
+  GNM_SUPPORT=no
+fi
+AM_CONDITIONAL([GNM_SUPPORT], [test $GNM_SUPPORT = yes])
 
-if test x"$gnm_support" = x"yes" ; then 
-   AC_DEFINE([GNM_SUPPORT], 1,
-   [Define to 1 if building in support for reading Gnumeric files.])
+dnl ODT support requires libxml2.
+if test $HAVE_LIBXML2 = yes; then
+  AC_DEFINE(
+    [ODT_SUPPORT], [1],
+    [Define to 1 if building in support for writing ODT files.])
 fi
-AM_CONDITIONAL(GNM_SUPPORT, test x"$gnm_support" = x"yes")
+AM_CONDITIONAL([ODT_SUPPORT], [test $HAVE_LIBXML2 = yes])
 
 AC_ARG_WITH(
   gui_tools,
@@ -194,7 +231,7 @@ fi
 PSPP_READLINE
 
 dnl Checks for header files.
-AC_CHECK_HEADERS([sys/wait.h fpu_control.h ieeefp.h fenv.h])
+AC_CHECK_HEADERS([sys/wait.h fpu_control.h ieeefp.h fenv.h pwd.h])
 
 # For gnulib.
 gl_INIT
@@ -229,7 +266,7 @@ RELOCATABLE_STRIP=:
 
 PSPP_CHECK_PREREQS
 
-AC_CONFIG_FILES([Makefile gl/Makefile tests/atlocal])
+AC_CONFIG_FILES([Makefile gl/Makefile tests/atlocal perl-module/lib/PSPP.pm])
 
 AC_OUTPUT
 echo "PSPP configured successfully."